IBM eServer xSeries 345 Type 8670, Maintenance Manual

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problems using these LEDs.
Speaker
Diskette
connector
Remind
button
ISMP
The Light Path Diagnostics LEDs are described in the following table.
Table 4. Diagnostics panel LEDs
Diagnostic panel LED Description
POWER SUPPLY 1 The power supply in bay 1 failed.
POWER SUPPLY 2 The power supply in bay 2 failed.
VRM Error on microprocessor voltage regulator module (VRM).
CPU One or both microprocessors failed, or one is seated in the wrong socket.
NON-RED Server power supplies are no longer redundant (applicable only with redundant power
feature).
MEMORY Memory failure. One or more dual inline memory modules (DIMMs) failed.
OVER SPEC The system has shutdown due to a system over load condition.
DASD The SCSI backplane or a device connected to a SCSI bus failure.
NMI Nonmaskable interrupt occurred.
PCI BUS A Error occurred on an adapter in PCI-X slots 1 or 2 or one of the integrated PCI
devices on the system board.
ISMP Integrated System management detects an internal error.
PCI BUS B Error occurred on an adapter in PCI-X slots 3 or 4.
FAN A fan (1, 2, 3, 4, 5, 6, 7, or 8) failed or is operating slowly.
CPU/VRM MISMATCH The service processor detected a CPU or VRM mismatch.
PCI BUS C Error occurred on an adapter in PCI slot 5.
TEMP System temperature exceeded maximum rating.
Notes:
1. Depending on your server model, these items might appear in a different
orientation on the LED panel.
Chapter 3. Diagnostics
33